package com.bayern.muchen.blog.exception;

import com.bayern.muchen.blog.constant.ParamEnum;
import com.bayern.muchen.blog.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author QIUYANG
 * @title: BlogExceptionAdvice
 * @description: 异常处理类
 * @date 2021/11/3015:02
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.bayern.muchen.blog.controller")
public class BlogExceptionAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
      log.error("数据校验出现问题：{},异常类型：{}",e.getMessage(),e.getCause());
        BindingResult bindingResult = e.getBindingResult();
        Map<String,String> map = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError) -> {
            map.put(fieldError.getField(),fieldError.getDefaultMessage());
        });
        return R.error(ParamEnum.VALID_EXCEPTION.getCode(),ParamEnum.VALID_EXCEPTION.getMsg()).put("data",map);
    }


//    @ExceptionHandler(value = Throwable.class)
//    public R handException(Throwable throwable){
//        return R.error(ParamEnum.SOME_EXCEPTION.getCode(),ParamEnum.SOME_EXCEPTION.getMsg());
//    }
}
